| Frequency | Percent | Valid Percent | Cumulative Percent | |
Valid | 18 - 20 | 60 | 14.3 | 14.3 | 14.3 |
21 - 25 | 90 | 21.4 | 21.4 | 35.7 | |
26 - 30 | 80 | 19.0 | 19.0 | 54.8 | |
36 - 31 | 130 | 31.0 | 31.0 | 85.7 | |
37 - 40 | 30 | 7.1 | 7.1 | 92.9 | |
40 and above | 30 | 7.1 | 7.1 | 100.0 | |
Total | 420 | 100.0 | 100.0 |
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